/* Copyright 2013-present Barefoot Networks, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/*
 * Antonin Bas (antonin@barefootnetworks.com)
 *
 */

#ifndef BM_SIM_CRC_TABLES_H_
#define BM_SIM_CRC_TABLES_H_

/* generating from my Python script gen_crc_tables inspired from the C code at:
   http://www.barrgroup.com/Embedded-Systems/How-To/CRC-Calculation-C-Code */

uint16_t table_crc16[256] = {
  0x0000, 0x8005, 0x800F, 0x000A, 0x801B, 0x001E, 0x0014, 0x8011,
  0x8033, 0x0036, 0x003C, 0x8039, 0x0028, 0x802D, 0x8027, 0x0022,
  0x8063, 0x0066, 0x006C, 0x8069, 0x0078, 0x807D, 0x8077, 0x0072,
  0x0050, 0x8055, 0x805F, 0x005A, 0x804B, 0x004E, 0x0044, 0x8041,
  0x80C3, 0x00C6, 0x00CC, 0x80C9, 0x00D8, 0x80DD, 0x80D7, 0x00D2,
  0x00F0, 0x80F5, 0x80FF, 0x00FA, 0x80EB, 0x00EE, 0x00E4, 0x80E1,
  0x00A0, 0x80A5, 0x80AF, 0x00AA, 0x80BB, 0x00BE, 0x00B4, 0x80B1,
  0x8093, 0x0096, 0x009C, 0x8099, 0x0088, 0x808D, 0x8087, 0x0082,
  0x8183, 0x0186, 0x018C, 0x8189, 0x0198, 0x819D, 0x8197, 0x0192,
  0x01B0, 0x81B5, 0x81BF, 0x01BA, 0x81AB, 0x01AE, 0x01A4, 0x81A1,
  0x01E0, 0x81E5, 0x81EF, 0x01EA, 0x81FB, 0x01FE, 0x01F4, 0x81F1,
  0x81D3, 0x01D6, 0x01DC, 0x81D9, 0x01C8, 0x81CD, 0x81C7, 0x01C2,
  0x0140, 0x8145, 0x814F, 0x014A, 0x815B, 0x015E, 0x0154, 0x8151,
  0x8173, 0x0176, 0x017C, 0x8179, 0x0168, 0x816D, 0x8167, 0x0162,
  0x8123, 0x0126, 0x012C, 0x8129, 0x0138, 0x813D, 0x8137, 0x0132,
  0x0110, 0x8115, 0x811F, 0x011A, 0x810B, 0x010E, 0x0104, 0x8101,
  0x8303, 0x0306, 0x030C, 0x8309, 0x0318, 0x831D, 0x8317, 0x0312,
  0x0330, 0x8335, 0x833F, 0x033A, 0x832B, 0x032E, 0x0324, 0x8321,
  0x0360, 0x8365, 0x836F, 0x036A, 0x837B, 0x037E, 0x0374, 0x8371,
  0x8353, 0x0356, 0x035C, 0x8359, 0x0348, 0x834D, 0x8347, 0x0342,
  0x03C0, 0x83C5, 0x83CF, 0x03CA, 0x83DB, 0x03DE, 0x03D4, 0x83D1,
  0x83F3, 0x03F6, 0x03FC, 0x83F9, 0x03E8, 0x83ED, 0x83E7, 0x03E2,
  0x83A3, 0x03A6, 0x03AC, 0x83A9, 0x03B8, 0x83BD, 0x83B7, 0x03B2,
  0x0390, 0x8395, 0x839F, 0x039A, 0x838B, 0x038E, 0x0384, 0x8381,
  0x0280, 0x8285, 0x828F, 0x028A, 0x829B, 0x029E, 0x0294, 0x8291,
  0x82B3, 0x02B6, 0x02BC, 0x82B9, 0x02A8, 0x82AD, 0x82A7, 0x02A2,
  0x82E3, 0x02E6, 0x02EC, 0x82E9, 0x02F8, 0x82FD, 0x82F7, 0x02F2,
  0x02D0, 0x82D5, 0x82DF, 0x02DA, 0x82CB, 0x02CE, 0x02C4, 0x82C1,
  0x8243, 0x0246, 0x024C, 0x8249, 0x0258, 0x825D, 0x8257, 0x0252,
  0x0270, 0x8275, 0x827F, 0x027A, 0x826B, 0x026E, 0x0264, 0x8261,
  0x0220, 0x8225, 0x822F, 0x022A, 0x823B, 0x023E, 0x0234, 0x8231,
  0x8213, 0x0216, 0x021C, 0x8219, 0x0208, 0x820D, 0x8207, 0x0202
};

uint16_t table_crcCCITT[256] = {
  0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50A5, 0x60C6, 0x70E7,
  0x8108, 0x9129, 0xA14A, 0xB16B, 0xC18C, 0xD1AD, 0xE1CE, 0xF1EF,
  0x1231, 0x0210, 0x3273, 0x2252, 0x52B5, 0x4294, 0x72F7, 0x62D6,
  0x9339, 0x8318, 0xB37B, 0xA35A, 0xD3BD, 0xC39C, 0xF3FF, 0xE3DE,
  0x2462, 0x3443, 0x0420, 0x1401, 0x64E6, 0x74C7, 0x44A4, 0x5485,
  0xA56A, 0xB54B, 0x8528, 0x9509, 0xE5EE, 0xF5CF, 0xC5AC, 0xD58D,
  0x3653, 0x2672, 0x1611, 0x0630, 0x76D7, 0x66F6, 0x5695, 0x46B4,
  0xB75B, 0xA77A, 0x9719, 0x8738, 0xF7DF, 0xE7FE, 0xD79D, 0xC7BC,
  0x48C4, 0x58E5, 0x6886, 0x78A7, 0x0840, 0x1861, 0x2802, 0x3823,
  0xC9CC, 0xD9ED, 0xE98E, 0xF9AF, 0x8948, 0x9969, 0xA90A, 0xB92B,
  0x5AF5, 0x4AD4, 0x7AB7, 0x6A96, 0x1A71, 0x0A50, 0x3A33, 0x2A12,
  0xDBFD, 0xCBDC, 0xFBBF, 0xEB9E, 0x9B79, 0x8B58, 0xBB3B, 0xAB1A,
  0x6CA6, 0x7C87, 0x4CE4, 0x5CC5, 0x2C22, 0x3C03, 0x0C60, 0x1C41,
  0xEDAE, 0xFD8F, 0xCDEC, 0xDDCD, 0xAD2A, 0xBD0B, 0x8D68, 0x9D49,
  0x7E97, 0x6EB6, 0x5ED5, 0x4EF4, 0x3E13, 0x2E32, 0x1E51, 0x0E70,
  0xFF9F, 0xEFBE, 0xDFDD, 0xCFFC, 0xBF1B, 0xAF3A, 0x9F59, 0x8F78,
  0x9188, 0x81A9, 0xB1CA, 0xA1EB, 0xD10C, 0xC12D, 0xF14E, 0xE16F,
  0x1080, 0x00A1, 0x30C2, 0x20E3, 0x5004, 0x4025, 0x7046, 0x6067,
  0x83B9, 0x9398, 0xA3FB, 0xB3DA, 0xC33D, 0xD31C, 0xE37F, 0xF35E,
  0x02B1, 0x1290, 0x22F3, 0x32D2, 0x4235, 0x5214, 0x6277, 0x7256,
  0xB5EA, 0xA5CB, 0x95A8, 0x8589, 0xF56E, 0xE54F, 0xD52C, 0xC50D,
  0x34E2, 0x24C3, 0x14A0, 0x0481, 0x7466, 0x6447, 0x5424, 0x4405,
  0xA7DB, 0xB7FA, 0x8799, 0x97B8, 0xE75F, 0xF77E, 0xC71D, 0xD73C,
  0x26D3, 0x36F2, 0x0691, 0x16B0, 0x6657, 0x7676, 0x4615, 0x5634,
  0xD94C, 0xC96D, 0xF90E, 0xE92F, 0x99C8, 0x89E9, 0xB98A, 0xA9AB,
  0x5844, 0x4865, 0x7806, 0x6827, 0x18C0, 0x08E1, 0x3882, 0x28A3,
  0xCB7D, 0xDB5C, 0xEB3F, 0xFB1E, 0x8BF9, 0x9BD8, 0xABBB, 0xBB9A,
  0x4A75, 0x5A54, 0x6A37, 0x7A16, 0x0AF1, 0x1AD0, 0x2AB3, 0x3A92,
  0xFD2E, 0xED0F, 0xDD6C, 0xCD4D, 0xBDAA, 0xAD8B, 0x9DE8, 0x8DC9,
  0x7C26, 0x6C07, 0x5C64, 0x4C45, 0x3CA2, 0x2C83, 0x1CE0, 0x0CC1,
  0xEF1F, 0xFF3E, 0xCF5D, 0xDF7C, 0xAF9B, 0xBFBA, 0x8FD9, 0x9FF8,
  0x6E17, 0x7E36, 0x4E55, 0x5E74, 0x2E93, 0x3EB2, 0x0ED1, 0x1EF0
};

uint32_t table_crc32[256] = {
  0x00000000, 0x04C11DB7, 0x09823B6E, 0x0D4326D9,
  0x130476DC, 0x17C56B6B, 0x1A864DB2, 0x1E475005,
  0x2608EDB8, 0x22C9F00F, 0x2F8AD6D6, 0x2B4BCB61,
  0x350C9B64, 0x31CD86D3, 0x3C8EA00A, 0x384FBDBD,
  0x4C11DB70, 0x48D0C6C7, 0x4593E01E, 0x4152FDA9,
  0x5F15ADAC, 0x5BD4B01B, 0x569796C2, 0x52568B75,
  0x6A1936C8, 0x6ED82B7F, 0x639B0DA6, 0x675A1011,
  0x791D4014, 0x7DDC5DA3, 0x709F7B7A, 0x745E66CD,
  0x9823B6E0, 0x9CE2AB57, 0x91A18D8E, 0x95609039,
  0x8B27C03C, 0x8FE6DD8B, 0x82A5FB52, 0x8664E6E5,
  0xBE2B5B58, 0xBAEA46EF, 0xB7A96036, 0xB3687D81,
  0xAD2F2D84, 0xA9EE3033, 0xA4AD16EA, 0xA06C0B5D,
  0xD4326D90, 0xD0F37027, 0xDDB056FE, 0xD9714B49,
  0xC7361B4C, 0xC3F706FB, 0xCEB42022, 0xCA753D95,
  0xF23A8028, 0xF6FB9D9F, 0xFBB8BB46, 0xFF79A6F1,
  0xE13EF6F4, 0xE5FFEB43, 0xE8BCCD9A, 0xEC7DD02D,
  0x34867077, 0x30476DC0, 0x3D044B19, 0x39C556AE,
  0x278206AB, 0x23431B1C, 0x2E003DC5, 0x2AC12072,
  0x128E9DCF, 0x164F8078, 0x1B0CA6A1, 0x1FCDBB16,
  0x018AEB13, 0x054BF6A4, 0x0808D07D, 0x0CC9CDCA,
  0x7897AB07, 0x7C56B6B0, 0x71159069, 0x75D48DDE,
  0x6B93DDDB, 0x6F52C06C, 0x6211E6B5, 0x66D0FB02,
  0x5E9F46BF, 0x5A5E5B08, 0x571D7DD1, 0x53DC6066,
  0x4D9B3063, 0x495A2DD4, 0x44190B0D, 0x40D816BA,
  0xACA5C697, 0xA864DB20, 0xA527FDF9, 0xA1E6E04E,
  0xBFA1B04B, 0xBB60ADFC, 0xB6238B25, 0xB2E29692,
  0x8AAD2B2F, 0x8E6C3698, 0x832F1041, 0x87EE0DF6,
  0x99A95DF3, 0x9D684044, 0x902B669D, 0x94EA7B2A,
  0xE0B41DE7, 0xE4750050, 0xE9362689, 0xEDF73B3E,
  0xF3B06B3B, 0xF771768C, 0xFA325055, 0xFEF34DE2,
  0xC6BCF05F, 0xC27DEDE8, 0xCF3ECB31, 0xCBFFD686,
  0xD5B88683, 0xD1799B34, 0xDC3ABDED, 0xD8FBA05A,
  0x690CE0EE, 0x6DCDFD59, 0x608EDB80, 0x644FC637,
  0x7A089632, 0x7EC98B85, 0x738AAD5C, 0x774BB0EB,
  0x4F040D56, 0x4BC510E1, 0x46863638, 0x42472B8F,
  0x5C007B8A, 0x58C1663D, 0x558240E4, 0x51435D53,
  0x251D3B9E, 0x21DC2629, 0x2C9F00F0, 0x285E1D47,
  0x36194D42, 0x32D850F5, 0x3F9B762C, 0x3B5A6B9B,
  0x0315D626, 0x07D4CB91, 0x0A97ED48, 0x0E56F0FF,
  0x1011A0FA, 0x14D0BD4D, 0x19939B94, 0x1D528623,
  0xF12F560E, 0xF5EE4BB9, 0xF8AD6D60, 0xFC6C70D7,
  0xE22B20D2, 0xE6EA3D65, 0xEBA91BBC, 0xEF68060B,
  0xD727BBB6, 0xD3E6A601, 0xDEA580D8, 0xDA649D6F,
  0xC423CD6A, 0xC0E2D0DD, 0xCDA1F604, 0xC960EBB3,
  0xBD3E8D7E, 0xB9FF90C9, 0xB4BCB610, 0xB07DABA7,
  0xAE3AFBA2, 0xAAFBE615, 0xA7B8C0CC, 0xA379DD7B,
  0x9B3660C6, 0x9FF77D71, 0x92B45BA8, 0x9675461F,
  0x8832161A, 0x8CF30BAD, 0x81B02D74, 0x857130C3,
  0x5D8A9099, 0x594B8D2E, 0x5408ABF7, 0x50C9B640,
  0x4E8EE645, 0x4A4FFBF2, 0x470CDD2B, 0x43CDC09C,
  0x7B827D21, 0x7F436096, 0x7200464F, 0x76C15BF8,
  0x68860BFD, 0x6C47164A, 0x61043093, 0x65C52D24,
  0x119B4BE9, 0x155A565E, 0x18197087, 0x1CD86D30,
  0x029F3D35, 0x065E2082, 0x0B1D065B, 0x0FDC1BEC,
  0x3793A651, 0x3352BBE6, 0x3E119D3F, 0x3AD08088,
  0x2497D08D, 0x2056CD3A, 0x2D15EBE3, 0x29D4F654,
  0xC5A92679, 0xC1683BCE, 0xCC2B1D17, 0xC8EA00A0,
  0xD6AD50A5, 0xD26C4D12, 0xDF2F6BCB, 0xDBEE767C,
  0xE3A1CBC1, 0xE760D676, 0xEA23F0AF, 0xEEE2ED18,
  0xF0A5BD1D, 0xF464A0AA, 0xF9278673, 0xFDE69BC4,
  0x89B8FD09, 0x8D79E0BE, 0x803AC667, 0x84FBDBD0,
  0x9ABC8BD5, 0x9E7D9662, 0x933EB0BB, 0x97FFAD0C,
  0xAFB010B1, 0xAB710D06, 0xA6322BDF, 0xA2F33668,
  0xBCB4666D, 0xB8757BDA, 0xB5365D03, 0xB1F740B4
};

#endif  // BM_SIM_CRC_TABLES_H_
